sound/soc/codecs/tlv320aic326x.h

/*
 * linux/sound/soc/codecs/tlv320aic326x.h
 *
 * Copyright (C) 2011 TI Solutions Pvt Ltd.
 *
 * Based on sound/soc/codecs/tlv320aic3262.c
 *
 * This package is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 * The TLV320AIC3262 is a flexible, low-power, low-voltage stereo audio
 * codec with digital microphone inputs and programmable outputs.
 *
 * History:
 *
 * Rev 0.1   ASoC driver support    TI         20-01-2011
 *		The AIC325x ASoC driver is ported for the codec AIC3262.
 * Rev 0.2   ASoC driver support    TI         21-03-2011
 *		The AIC326x ASoC driver is updated for linux 2.6.32 Kernel.
 * Rev 0.3   ASoC driver support    TI         20-04-2011
 *		The AIC326x ASoC driver is ported to 2.6.35 omap4 kernel
 */

#ifndef _TLV320AIC3262_H
#define _TLV320AIC3262_H
#include "aic3xxx/aic3xxx_cfw.h"
#include "aic3xxx/aic3xxx_cfw_ops.h"

#define AUDIO_NAME "aic3262"
#define AIC3262_VERSION "1.1"
/* Macro to enable the inclusion of tiload kernel driver */
#define AIC3262_TiLoad
#define AIC3262_ASI1_MASTER
#undef AIC3262_SYNC_MODE
#undef AIC3262_ASI2_MASTER
#undef AIC3262_ASI3_MASTER
/* Macro for McBsp master / slave configuration */
#define AIC3262_MCBSP_SLAVE	/*3262 master */

/* Enable this macro allow for different ASI formats */
#undef ASI_MULTI_FMT

/* Enable or disable controls to have Input routing*/
#undef FULL_IN_CNTL
/* AIC3262 supported sample rate are 8k to 192k */
#define AIC3262_RATES	SNDRV_PCM_RATE_8000_192000

/* AIC3262 supports the word formats 16bits, 20bits, 24bits and 32 bits */
#define AIC3262_FORMATS	(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE \
			 | SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S32_LE)

#define AIC3262_FREQ_12000000 12000000
#define AIC3262_FREQ_19200000 19200000
#define AIC3262_FREQ_24000000 24000000
#define AIC3262_FREQ_38400000 38400000
/* Audio data word length = 16-bits (default setting) */
#define AIC3262_WORD_LEN_16BITS		0x00
#define AIC3262_WORD_LEN_20BITS		0x01
#define AIC3262_WORD_LEN_24BITS		0x02
#define AIC3262_WORD_LEN_32BITS		0x03

/* sink: name of target widget */
#define AIC3262_WIDGET_NAME			0
/* control: mixer control name */
#define AIC3262_CONTROL_NAME			1
/* source: name of source name */
#define AIC3262_SOURCE_NAME			2

/* D15..D8 aic3262 register offset */
#define AIC3262_REG_OFFSET_INDEX		0
/* D7...D0 register data */
#define AIC3262_REG_DATA_INDEX			1

/* Serial data bus uses I2S mode (Default mode) */
#define AIC3262_I2S_MODE				0x00
#define AIC3262_DSP_MODE				0x01
#define AIC3262_RIGHT_JUSTIFIED_MODE			0x02
#define AIC3262_LEFT_JUSTIFIED_MODE			0x03

/* 8 bit mask value */
#define AIC3262_8BITS_MASK				0xFF

/* shift value for CLK_REG_3 register */
#define CLK_REG_3_SHIFT					6
/* shift value for DAC_OSR_MSB register */
#define DAC_OSR_MSB_SHIFT				4

/* number of codec specific register for configuration */
#define NO_FEATURE_REGS				2

/* AIC3262 register space */
/* Updated from 256 to support Page 3 registers */
#define	AIC3262_CACHEREGNUM				1024

#define AIC326X_TIME_DELAY					5
#define AIC326X_DELAY_COUNTER					100

struct aic3262_jack_data {
	struct snd_soc_jack *jack;
	int report;
};

struct aic3262_priv {
	u32 sysclk;
	s32 master;
	u8 stream_status;
	struct aic3262_jack_data hs_jack;
	struct workqueue_struct *workqueue;
	struct delayed_work delayed_work;
	struct input_dev *idev;
	struct snd_soc_codec *codec;
	struct mutex mutex;
	struct mutex cfw_mutex;
	struct cfw_state cfw_ps;
	struct cfw_state *cfw_p;
	struct aic3262_pdata *pdata;
	int mute_asi;	/* Bit 0 -> ASI1, Bit 1-> ASI2, Bit 2 -> ASI3 */
	int asi_fmt[2];
	int dsp_runstate;
	struct firmware *cur_fw;
	int isdefault_fw;
	int *shutdown;
};

extern struct snd_soc_dai tlv320aic3262_dai;
void aic3262_hs_jack_detect(struct snd_soc_codec *codec,
				struct snd_soc_jack *jack, int report);


#endif				/* _TLV320AIC3262_H */